Cells have methods for breaking down proteins and other molecules that are no longer needed. These can then be removed from
the cell. Why is this waste removal necessary?
A.
The waste products are necessary for new cells to be made.
OB. Cells must remove waste because it is used to extract energy from food.
C.
The waste products are necessary for respiration and photosynthesis in other cells.
D. Cells must remove waste in order to keep other cell processes functioning properly.

i need on these three questions. find standard form equation of line perpendicular to y = (2/3)x - 8 that goes through the point

the equation of a line is -6x-2y=-18 what is the x 3 answers sep 21, 2015

finding the critical point for f(x,y)=(x^2)*y+y^3 1 answer mar 10, 2013

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step-by-step explanation:

too hard the other guy did it

step-by-step explanation:

b because it contains 40% of the possible results from the random list.  

0,1,2,3 v 4,5,6,7,8,9  

4 integers to 6 integers  

40% success vs 60% fail

step-by-step explanation:

answer: the answer is d